环线虫科

（学名：Criconematidae）也简称环科，是小桿目下的一个科。

下属分类
本科包括以下属：
 Amphisbaenema Orton Williams, 1982
 培克线虫属 Bakernema Wu, 1964
 Blandicephalanema Mehta & Raski, 1971
 Criconema Hofmänner & Menzel, 1914
 Criconemoides Taylor, 1936
 Crioconema
 Croserinema Khan, Chawla & Saha, 1976
 Crossonema Mehta & Raski, 1971
 Discocriconemella De Griesse & Loof, 1965
 Drepanodorus Altherr, 1954
 Hemicriconemoides Chitwood & Birchfield, 1957
 Hemicyciophora
 Hemicyclophora
 Iota Cobb, 1913
 Lobocriconema De Grisse & Loof, 1965
 Mesocriconema Andrássy, 1965
 Neobakernema Ebsary, 1981
 Neolobocriconema Mehta & Raski, 1971
 Nothocriconemoides Maas, Loof & De Grisse, 1971
 沟环线虫属 Ogma Southern, 1914
 Orphreyus Siddiqi, 2000
 Pateracephalanema Mehta & Raski, 1971
 Xenocriconemella De Griesse & Loof, 1965

参考文献 

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